实施犯罪行为,依法应负刑事责任者是()
A.犯罪主体
B.犯罪客体
C.刑事责任
D.刑事处罚
E.犯罪行为、违法行为
参考答案:A
螺旋出渣器常见故障有()。
A.减速器磨损;
B.螺旋叶片磨损;
C.主轴磨损;
D.主轴、叶片变形。
0ne of the limitations of foam as an extinguishing agent is that foam().
A.cannot be made with salt water
B.is heavierthan oil and sinks below its surface
C.is corrosive and to fire fighters
D.conducts electricity